641548 has 6 divisors (see below), whose sum is σ = 1122716. Its totient is φ = 320772.

The previous prime is 641521. The next prime is 641549. The reversal of 641548 is 845146.

It is not an unprimeable number, because it can be changed into a prime (641549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80190 + ... + 80197.

2⁶⁴¹⁵⁴⁸ is an apocalyptic number.

It is an amenable number.

641548 is a deficient number, since it is larger than the sum of its proper divisors (481168).

641548 is a wasteful number, since it uses less digits than its factorization.

641548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160391 (or 160389 counting only the distinct ones).

The product of its digits is 3840, while the sum is 28.

The square root of 641548 is about 800.9669156713. The cubic root of 641548 is about 86.2468121765.

The spelling of 641548 in words is "six hundred forty-one thousand, five hundred forty-eight".